medium5.3
CVE-2026-33257
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service.
Impact
An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Powerdns | Authoritative | from 4.9.0 before 4.9.14 from 5.0.0 before 5.0.4 |
| Powerdns | Dnsdist | from 1.9.0 before 1.9.13 from 2.0.0 before 2.0.4 |
| Powerdns | Recursor | from 5.2.0 before 5.2.9 from 5.3.0 before 5.3.6 Version 5.4.0 |